About 40 percent of high school students have tried marijuana, although teenagers who take part in sports or other extracurricular activities are less likely to use the drug, a new study shows.Read more…

What do you say when your child asks you if you’ve ever used illegal drugs? It may not be a question you particularly want to be asked, but it’s a larger conversation that as parents, we know we need to have, writes Dr. Perri Klass.Read more…